If I flash it, if I strobe it - twice per second — - we call that two Hertz — so my strobe is two times per second.

如果每秒，摄像机闪两次-，我们管这个叫2赫兹-，每秒闪两次。

youdao

A phone call, a news flash can do it.

一个电话，一个新闻都可以变为这一刻。

youdao

Michael (Sencha Touch) : I think it's a little early to call them obsolete, but for cross-device coverage Flash and Silverlight are simply out of the question.

Michael (Sencha Touch)：我认为说它们过时还言之过早，但是就跨设备覆盖来说，Flash和Silverlight简单说都存在问题。

youdao

Additionally, the flash head tilts up to 120 degrees for situations that call for bouncing the flash output.

ENGADGET: Nikon 1 V2 unveiled: 14.2 megapixel ILC shoots 15fps stills for $899.95 in November

Using algorithms, Data Distilleries' call-centre application can flash up a sales idea in less than two seconds, so operators have ample time to make a pitch that is precisely tailored to the client.

ECONOMIST: Enterprise software

The Flash Crash of 2010 was the wake-up call for ordinary investors that these new markets.

FORBES: The HFT Empire Strikes Back! The Case That Ever Faster Markets are Good for Investors